Riddhi Siddhi Impex is a renowned manufacturer and domestic supplier of Aluminium Coated Pipes in India. With a strong focus on quality and innovation, they provide coated pipe solutions that merge the base strength of steel or aluminium substrates with a protective aluminium‑coating layer for enhanced corrosion and wear protection. As a domestic supplier catering to a wide array of Indian cities, the company positions itself as a trusted partner for industrial infrastructure, municipal pipelines, and process‑industry applications..
Aluminium coated pipes are engineered with a metallurgical aluminium layer (or aluminium alloy) or aluminium‑rich coating on metallic substrates to resist harsh environmental conditions, galvanic corrosion, and abrasion. The process involves thorough surface preparation, application of the aluminium coating via hot‑dipping, plasma spray or thermal alloying, followed by finishing treatments for long‑term adhesion and durability. Riddhi Siddhi Impex emphasizes precision coating thickness and uniform bonding to ensure the coated pipes deliver reliable performance in demanding applications..
The aluminium coated pipes supplied by Riddhi Siddhi Impex find applications across a range of industry sectors: oil & gas, water distribution networks, power generation plants, ship‐building, offshore platforms, petrochemical refineries, and infrastructure projects. The aluminium coating offers advantages in coastal or marine exposure, industrial flue‑gas lines, and high‑temperature water systems, where conventional pipe coatings may prematurely fail. Their wide applicability and long service life make them a preferred choice for large‑scale domestic infrastructure projects in India...
As a true domestic supplier, Riddhi Siddhi Impex serves major Indian metropolitan and industrial centres including Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Ankleshwar, Navsari, Valsad, Rajpipla. This logistic reach ensures fast turnaround, local warehousing and project support for aluminium coated pipe deliveries anywhere in India..
Riddhi Siddhi Impex manufactures aluminium coated pipes under stringent quality controls, adhering to relevant international and Indian standards for substrate material, coating and fabrication. This involves verifying chemical composition, mechanical properties, coating adhesion, thickness and durability under service conditions. The company’s commitment to standards ensures their aluminium coated pipes meet expectations for reliability, safety and longevity. (Note: While specific coating standards may vary, typical base‑metal standards for aluminium pipes are referenced from ASTM, DIN and ISO sources.
| Product Name | Aluminium Coated Carbon Steel Pipes |
|---|---|
| Manufacturer | Riddhi Siddhi Impex |
| Base Material | Carbon Steel / Alloy Steel (ASTM A106 / A53 / API 5L) |
| Coating Material | Aluminium (Hot-dip or Alloy-coated) |
| Standard | ASTM A789 / A790 / EN 10215 / EN 10216 |
| Size Range | 1/2” NB to 48” NB |
| Wall Thickness | Sch 20 to Sch 160 / XXS |
| Length | Single Random, Double Random, or Cut Lengths |
| Coating Thickness | 60 – 200 microns (Customizable) |
| Pipe Ends | Plain End (PE), Beveled End (BE), or Threaded |
| Form | Seamless, Welded, ERW, or LSAW |
| Applications | Oil & Gas, Water Supply, Chemical Transport, Power Plants, Coastal Constructions |
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.18 – 0.25 |
| Manganese (Mn) | 0.50 – 0.90 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.05 |
| Silicon (Si) | 0.10 – 0.35 |
| Aluminium Coating | 60 – 200 microns |
| Property | Value |
|---|---|
| Tensile Strength | 415 – 550 MPa |
| Yield Strength | 250 – 350 MPa |
| Elongation | 20 – 25% |
| Hardness | 150 – 200 HB |
| Coating Adhesion | Strong adhesion per ASTM / EN standards |
| Nominal Pipe Size (NB) | Outside Diameter (mm) | Wall Thickness (mm) | Length |
|---|---|---|---|
| 1/2" | 21.3 | 2.77 | Up to 12 m |
| 1" | 33.4 | 3.38 | Up to 12 m |
| 2" | 60.3 | 3.91 | Up to 12 m |
| 4" | 114.3 | 6.02 | Up to 12 m |
| 6" | 168.3 | 7.11 | Up to 12 m |
| 10" | 273.1 | 9.27 | Up to 12 m |
| 16" | 406.4 | 12.70 | Up to 12 m |
| Standard | Grade |
|---|---|
| ASTM | A789 / A790 (Carbon / Alloy Steel) |
| EN | EN 10215 / EN 10216 |
| IS | IS 1239 / IS 3589 |
| Standard | Description |
|---|---|
| ASTM A789 / A790 | Aluminium Coated Pipes for general applications |
| EN 10216 / EN 10215 | Seamless and welded aluminium coated steel pipes |
| IS 1239 / IS 3589 | Domestic standard for coated steel pipes |
| Type | Description |
|---|---|
| Hot-dip Aluminium Coated Pipes | High corrosion resistance with uniform coating |
| Aluminium-Zinc Coated Pipes | Enhanced protection against marine and chemical corrosion |
| Prepainted Aluminium Coated Pipes | Color coated aluminium pipes for aesthetic and protection purposes |
| Aluminium-Silicon Alloy Coated Pipes | High temperature and corrosion resistance applications |
Key benefits of using aluminium coated pipes include excellent corrosion resistance (especially in saline or humid conditions), enhanced abrasion resistance, reduced maintenance costs and improved life‑cycle performance. The aluminium layer acts as a sacrificial or barrier layer, protecting the substrate from oxidising and external attack. Moreover, the ability to withstand high temperature and aggressive environments makes these pipes suitable for challenging industrial contexts. Riddhi Siddhi Impex emphasizes these advantages for clients seeking durable infrastructure solutions..
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